{"id":"CVE-2003-0719","aliases":["EUVD-2003-0710","GHSA-qcv7-54h7-vffm"],"status":"published","title":"Buffer overflow in the Private Communications Transport (PCT) protocol implementation in the...","description":"Buffer overflow in the Private Communications Transport (PCT) protocol implementation in the Microsoft SSL library, as used in Microsoft Windows NT 4.0 SP6a, 2000 SP2 through SP4, XP SP1, Server 2003, NetMeeting, Windows 98, and Windows ME, allows remote attackers to execute arbitrary code via PCT 1.0 handshake packets.","severity":{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.81203,"percentile":0.99638,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"published":"2004-04-16T04:00:00Z","modified":"2026-06-16T22:02:42Z","exploits":[{"source":"exploitdb","id":"EDB-16334","title":"Microsoft Private Communications Transport - Remote Overflow (MS04-011) (Metasploit)","type":"remote","platform":"windows","date":"2010-09-20","verified":true,"url":"https://www.exploit-db.com/exploits/16334"},{"source":"exploitdb","id":"EDB-275","title":"Microsoft IIS 5.0 - SSL Remote Buffer Overflow (MS04-011)","type":"remote","platform":"windows","date":"2004-04-21","verified":true,"url":"https://www.exploit-db.com/exploits/275"},{"source":"metasploit","id":"exploit/windows/ssl/ms04_011_pct","title":"MS04-011 Microsoft Private Communications Transport Overflow","type":"exploit","platform":"Windows","date":"2004-04-13","verified":true,"url":"https://www.rapid7.com/db/modules/exploit/windows/ssl/ms04_011_pct"}],"products":[{"vendor":"microsoft","product":"netmeeting"},{"vendor":"microsoft","product":"windows_2000"},{"vendor":"microsoft","product":"windows_2003_server"},{"vendor":"microsoft","product":"windows_98"},{"vendor":"microsoft","product":"windows_me"},{"vendor":"microsoft","product":"windows_nt"},{"vendor":"microsoft","product":"windows_xp"}],"references":[{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1093","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred"]},{"url":"http://www.securityfocus.com/archive/1/361836","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred","Patch","Vendor Advisory"]},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2004/ms04-011","tags":["vendor-advisory","x_refsource_MS","x_transferred"]},{"url":"http://www.kb.cert.org/vuls/id/586540","tags":["third-party-advisory","x_refsource_CERT-VN","x_transferred","Patch","Third Party Advisory","US Government Resource"]},{"url":"http://www.us-cert.gov/cas/techalerts/TA04-104A.html","tags":["third-party-advisory","x_refsource_CERT","x_transferred","Third Party Advisory","US Government Resource"]},{"url":"http://xforce.iss.net/xforce/alerts/id/168","tags":["third-party-advisory","x_refsource_ISS","x_transferred","Patch","Vendor Advisory"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A889","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A903","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A951","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2003-0719"},{"url":"https://github.com/advisories/GHSA-qcv7-54h7-vffm"}],"sources":{"cve":[{"id":"CVE-2003-0719","description":"Buffer overflow in the Private Communications Transport (PCT) protocol implementation in the Microsoft SSL library, as used in Microsoft Windows NT 4.0 SP6a, 2000 SP2 through SP4, XP SP1, Server 2003, NetMeeting, Windows 98, and Windows ME, allows remote attackers to execute arbitrary code via PCT 1.0 handshake packets.","status":"published","published":"2004-04-16T04:00:00Z","modified":"2024-08-08T02:05:12.39Z","updated_at":"2026-11-02T14:20:16.757505Z"}],"euvd":[{"id":"EUVD-2003-0710","description":"Buffer overflow in the Private Communications Transport (PCT) protocol implementation in the Microsoft SSL library, as used in Microsoft Windows NT 4.0 SP6a, 2000 SP2 through SP4, XP SP1, Server 2003, NetMeeting, Windows 98, and Windows ME, allows remote attackers to execute arbitrary code via PCT 1.0 handshake packets.","status":"published","published":"2004-04-16T04:00:00Z","modified":"2024-08-08T02:05:12Z","updated_at":"2026-11-03T01:15:06.435593Z"}],"ghsa":[{"id":"GHSA-qcv7-54h7-vffm","title":"Buffer overflow in the Private Communications Transport (PCT) protocol implementation in the...","description":"Buffer overflow in the Private Communications Transport (PCT) protocol implementation in the Microsoft SSL library, as used in Microsoft Windows NT 4.0 SP6a, 2000 SP2 through SP4, XP SP1, Server 2003, NetMeeting, Windows 98, and Windows ME, allows remote attackers to execute arbitrary code via PCT 1.0 handshake packets.","status":"published","published":"2022-04-29T01:26:52Z","modified":"2023-01-30T05:01:27Z","updated_at":"2026-11-02T14:46:25.069065Z"}],"nvd":[{"id":"CVE-2003-0719","description":"Buffer overflow in the Private Communications Transport (PCT) protocol implementation in the Microsoft SSL library, as used in Microsoft Windows NT 4.0 SP6a, 2000 SP2 through SP4, XP SP1, Server 2003, NetMeeting, Windows 98, and Windows ME, allows remote attackers to execute arbitrary code via PCT 1.0 handshake packets.","status":"published","published":"2004-06-01T04:00:00Z","modified":"2026-06-16T22:02:42.15Z","cvss":[{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:00:48.212104Z"}]}}